Quick DA app icon

Apps Like Quick DA for iPhone and iPad

by James Watts★ 5.01 ratingsUtilities$2.99Data updated 2026-11-15

Quick DA screenshots

Ranked alternatives

Showing 81–100 of 1,000 ranked alternatives.

  1. Chairgun Elite Ballistic Tool+ app icon

    Chairgun Elite Ballistic Tool+

    BALLISTIC SOLUTIONS RESEARCH & DEVELOPMENT SOFTWARE SIARHEI RAICHONAK

    Calculate hold overs and scope settings

    Calculate hold overs and scope adjustments for long range shooting. Input variables like temperature, altitude, humidity, and distance. Account for target speed, direction, coriolis effect, and slope angle.

    ★ 4.5331 ratingsSportsFreeData updated 2026-09-06
  2. Pro Altimeter - Barometric+GPS app icon

    Pro Altimeter - Barometric+GPS

    Craig Hunter

    Measure altitude with precision

    Measure altitude using barometric pressure and GPS data. Display altitude in feet and meters with real-time accuracy. Calibrate sensor and switch between day and night display modes.

    ★ 3.840 ratingsNavigation$0.99Data updated 2026-11-15
  1. onX Backcountry: 3D Trail Maps app icon

    onX Backcountry: 3D Trail Maps

    onXmaps, Inc.

    Plan hikes, ski routes, and bike trails

    Plan outdoor activities by accessing HD topographic maps and reports. Navigate with GPS tracking and toggle map layers to view hazards. Scout new trails for hiking, skiing, mountain biking, or climbing. Save and share route data offline.

    ★ 4.86,590 ratingsNavigationFreeData updated 2026-11-15
  2. Earthquake Alert - Seismic app icon

    Earthquake Alert - Seismic

    婷 张

    Monitor earthquakes and track real-time data

    Monitor earthquakes with real-time updates and GPS compass maps. Display professional data including altitude, orientation, air pressure, and coordinates. View environmental metrics like humidity and temperature.

    ★ 4.482 ratingsUtilitiesFreeData updated 2026-09-06
  3. Greenheck Toolbox app icon

    Greenheck Toolbox

    Greenheck Fan Corporation

    Calculate fan laws and size ducts

    Fan Law Calculator allows users to input rpm, cfm, static pressure, and horsepower. Modifying one value recalculates the others. Ductulator helps size HVAC ducts by inputting shape, dimensions, air temperature, elevation, and roughness.

    ★ 3.03 ratingsUtilitiesFreeData updated 2026-09-08
  4. Sputnik! app icon

    Sputnik!

    Applicate Ltd

    Track satellite passes and ISS sightings

    Predict satellite and ISS sightings with second-level accuracy. Track Starlink satellite trains. Set reminders for upcoming events. Show compass direction and elevation for precise viewing. Countdown to sightings second by second.

    ★ 4.7731 ratingsUtilitiesFreeData updated 2026-09-08
  5. Flight parameters app icon

    Flight parameters

    Konstantinos Ladiellis

    Calculate ISA and QNH altitude

    Calculate standard ISA including pressure, density, and temperature. Compute QNH altitude. Adjust MSA for off-standard atmospheres. Convert calibrated airspeed to Mach number.

    ★ 0.00 ratingsUtilities$2.99Data updated 2026-09-06
  6. Sensors app icon

    Sensors

    Piet Jonas

    See device sensors all together.

    The app displays built-in device sensor values including acceleration, heading, pressure, position, altitude, and speed. It also retrieves location name and elevation from GeoNames, and local weather data from World Weather Online.

    ★ 2.03 ratingsUtilities$1.99Data updated 2026-09-24
  7. Hunting Points: GPS & Hunt App app icon

    Hunting Points: GPS & Hunt App

    Fishing Points d.o.o.

    Track zones and save locations

    Track and save locations with map marking and note-taking. Record trails and tracks. Set land boundaries and access points. Share coordinates and view area details. Sync with trail camera zones and tree stand spots.

    ★ 4.65,796 ratingsNavigationFreeData updated 2026-09-14
  8. TiltMeter app icon

    TiltMeter

    Carlos Hernandez

    Measure angles with precision

    Measure angles of elevation, slope, and incline using device motion. Determine roll angles for vehicles and aircraft. Calculate roof pitch and antenna look angles. Align pictures and measure tape or chain slopes.

    ★ 3.6163 ratingsUtilities$1.99Data updated 2026-09-08
  9. GE Moisture Calculator app icon

    GE Moisture Calculator

    General Electric Company

    Calculate moisture content and humidity.

    The app calculates PPMv from dew point and pressure for ideal gases. It also converts dew point and temperature to relative humidity, supporting various units for dew point, pressure, and temperature.

    ★ 3.28 ratingsBusinessFreeData updated 2026-10-13
  10. DragTuner Log Book & Weather app icon

    DragTuner Log Book & Weather

    DragTuner LLC

    Log timeslip and track conditions

    Log running times, track conditions, and record event details. Select from pre-loaded tracks or add custom ones. Choose ¼ mile or ⅛ mile and input timeslip data. Save events for future runs. View ET predictions and configure car settings.

    ★ 4.7232 ratingsProductivityFreeData updated 2026-09-13
  11. Duct Calculator Elite app icon

    Duct Calculator Elite

    Cyberprodigy LLC

    Calculate size, velocity, and pressure drop

    ™ lets users input airflow, velocity, or friction to determine size. Calculate pressure drop and flow rate. Input dimensions for custom shapes. Export results and save calculations.

    ★ 4.8234 ratingsUtilities$9.99Data updated 2026-10-29
  12. Aranet Home app icon

    Aranet Home

    SAF Tehnika AS

    Track air quality and sensor data

    Monitor indoor air quality with real-time CO₂, temperature, humidity, and atmospheric pressure readings. Track radiation levels and total exposure. View historical data and set alerts for thresholds.

    ★ 4.8610 ratingsUtilitiesFreeData updated 2026-09-15

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.